// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_
#define GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_

#include <cstdint>

namespace gpu {

class GpuControlClient {
public:
    // Informs the client that the context was lost. It should inform its own
    // clients or take actions as needed. This will only be called a single time
    // for any GpuControl.
    virtual void OnGpuControlLostContext() = 0;
    // This may happen inside calls from the client to the GpuControl, so this
    // function is reentrant. It informs the client of loss, but the client will
    // also receive a OnGpuControlLostContext (non-re-entrantly) in the future.
    // Use this only to update internal state if needed to make lost context be
    // visible immediately while unwinding the call stack.
    virtual void OnGpuControlLostContextMaybeReentrant() = 0;
    virtual void OnGpuControlErrorMessage(const char* message, int32_t id) = 0;
};

} // namespace gpu

#endif // GPU_COMMAND_BUFFER_CLIENT_GPU_CONTROL_CLIENT_H_
